Category: Science

Humans have been searching the stars for alien radio signals for decades — and so far, E.T. has not phoned home. But that doesn’t mean

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

NASA’s Pegasus barge arrives at the Launch Complex 39 turn basin at the agency’s Kennedy Space Center in Florida carrying NASA’s Nancy Grace Roman Space

Seventy years ago, the physicists Clyde Cowan and Frederick Reines took a custom-built 10-ton detector, surrounded it with thick lead walls and wet sandbags, and

For half a century, scientists have known that Earth’s Northern and Southern hemispheres have almost the exact same albedo ‪— the amount of sunlight they

For years, scientists have suspected that, at the molecular level, water is two different liquids ‪—‬ a denser one and a less-dense one ‪—‬ that

China’s Einstein Probe has spotted a cosmic explosion from a mysterious source that’s unlike anything seen before. The burst was made up of two X-ray

Researchers were unsure whether alpha particles would aid or hinder fusion. Simulations suggest they help, by dampening turbulence.

A prehistoric scorpion was the largest ever to exist, and it may have preyed on land and freshwater species.

An isolated population of sperm whales in the Mediterranean Sea are splitting into two distinct groups with different dialects, a new study reveals. This shift

A deep-space telescope on a grand mission to make the largest-ever 3D map of the universe just peered into the star-filled heart of the Milky

The patient: A 61-year-old man in Japan The symptoms: The man visited a hospital because two months earlier, some foods and beverages began to taste

A newly-described dinosaur, Jian changmaensis, may have glided through northwestern China about 120 million years ago, wreaking havoc on birds.

Earth’s oldest known impact crater formed when a meteorite slammed into what is now Australia about 3 billion years ago ‪—‬ 470 million years later